Prefetching in CPU aims to: MCQ with Answer and Explanation

Prefetching in CPU aims to:
A. Limit registers
B. Slow down execution
C. Reduce cache misses by loading data early
D. Increase power usage
Answer: Option C
Solution (By JKSSB Mock Tests)
Hardware or software prefetchers anticipate needs.

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Practice More CPU (Central Processing Unit) Questions

Question #1
The pipeline stall due to structural hazard happens when:
A. Cache miss
B. Branch taken
C. Two instructions need the same hardware resource
D. Data dependency

Correct Answer: Option C


Explanation:
Resource conflict.

This question belongs to: Computer CPU (Central Processing Unit)
Question #2
Which is used for high performance computing?
A. Mobile SoCs
B. Single core low power
C. Basic embedded
D. Many core CPUs with high bandwidth memory

Correct Answer: Option D


Explanation:
Like in supercomputers.

This question belongs to: Computer CPU (Central Processing Unit)
Question #3
The speed of a CPU is measured in:
A. Hertz (Hz)
B. Watts
C. Bytes
D. Pixels

Correct Answer: Option A


Explanation:
CPU clock speed is measured in Hertz, indicating cycles per second.

This question belongs to: Computer CPU (Central Processing Unit)